Home / 208,689.44-313,046.27-58,917.18

Finding the Fourth Proportional to 208,689.44, 313,046.27 and 58,917.18

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Solution

The fourth proportional to 208,689.44, 313,046.27 and 58,917.18 is: 88,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,689.44 : 313,046.27 = 58,917.18 : x
  2. Step 2: Convert to fraction form
    208,689.44/313,046.27 = 58,917.18/x
  3. Step 3: Cross multiply
    208,689.44x = 313,046.27 × 58,917.18
  4. Step 4: Simplify right side
    208,689.44x = 18,443,803,143.33
  5. Step 5: Solve for x
    x = 18,443,803,143.33/208,689.44
  6. Step 6: Final answer
    x = 88,379.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.